Clear 5 Lines
Clear five or more lines during one Single Player or Online Multiplayer game.
10 ✓ March 27th, 2009
Reach Level 5
Reach or exceed level five in a Single Player game of Marathon.
10 ✓ March 27th, 2009
Tetris!
Clear four lines at once.
10 ✓ March 27th, 2009
T-Spin
Rotate the T-Tetrimino into a T-Slot to perform a one or two line clear.
10 ✓ March 28th, 2009
Rainbow
Use at least one Mino from each of the seven Tetriminos to clear a single line.
10 ✓ March 27th, 2009
Speedster
Complete a Single Player game of Marathon in 20 minutes or less.
25 
Old School
Complete a Single Player game of Marathon without using the Hold Queue.
25 
All-in-One
Perform a Single, Double, Triple, Tetris, T-Spin Single, T-Spin Double, and 8 Combo in one game!
20 
Combo
Clear one or more lines with successive pieces to increase your Combo count above eight.
20 
Online Rookie
Win a "Free for All" match in Online Multiplayer.
20 
Online Back-to-Back
Score a Back-to-Back Tetris in Online Multiplayer.
20 
Online Expert
Accumulate at least ten hours of Online Multiplayer game play.
20